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HLN to RNT: distance & flight time
Helena (Helena Regional Airport) → Renton (Renton Municipal Airport)
485 mi
781 km · 422 nm
1h 31m
estimated nonstop flight time
-1h
time difference · heading west
See live HLN→RNT fares Phone-only fares on this route — call free
Flight time details
485 miles nonstop takes roughly 1h 31m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- HLN — Helena Regional Airport · Helena, United States
- RNT — Renton Municipal Airport · Renton, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Near RNT
Frequently asked questions
How far is HLN from RNT?
The flight distance from Helena (HLN) to Renton (RNT) is 485 miles (781 km, 422 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HLN to RNT?
A nonstop flight takes about 1h 31m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Helena and Renton?
Renton is 1 hour behind Helena.
What is the cheapest way to fly from HLN to RNT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HLN–RNT that never appear on search engines, with no booking fees.